InChI=1/C19H22N6O/c1-12(2)18-21-19(25(24-18)17-9-5-6-10-20-17)15-11-14(22-23-15)13-7-3-4-8-16(13)26/h3-12,15,18-19,21,24,26H,1-2H3/t15-,18-,19-/m0/s1 2CE94E24F0A2309A